Package org.apache.geronimo.deployment

Source Code of org.apache.geronimo.deployment.DeploymentContextTest

/**
*
* Copyright 2003-2004 The Apache Software Foundation
*
*  Licensed under the Apache License, Version 2.0 (the "License");
*  you may not use this file except in compliance with the License.
*  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*  See the License for the specific language governing permissions and
*  limitations under the License.
*/
package org.apache.geronimo.deployment;

import java.io.File;
import java.net.URI;
import java.net.URLClassLoader;
import java.net.URL;

import javax.sql.DataSource;

import org.apache.geronimo.kernel.config.ConfigurationModuleType;
import net.sf.cglib.proxy.Enhancer;
import net.sf.cglib.proxy.MethodInterceptor;
import net.sf.cglib.core.DefaultGeneratorStrategy;
import junit.framework.TestCase;

/**
* @version $Rev$ $Date$
*/
public class DeploymentContextTest extends TestCase {
    private byte[] classBytes;

    public void testAddClass() throws Exception {
        File basedir = File.createTempFile("car", "tmp");
        basedir.delete();
        basedir.mkdirs();
        try {
            basedir.deleteOnExit();
            URI configID = new URI("test");
            DeploymentContext context = new DeploymentContext(basedir, configID, ConfigurationModuleType.CAR, null, "foo", "bar", null);
            Enhancer enhancer = new Enhancer();
            enhancer.setInterfaces(new Class[]{DataSource.class});
            enhancer.setCallbackType(MethodInterceptor.class);
            enhancer.setStrategy(new DefaultGeneratorStrategy() {
                public byte[] transform(byte[] b) {
                    classBytes = b;
                    return b;
                }
            });
            enhancer.setClassLoader(new URLClassLoader(new URL[0], this.getClass().getClassLoader()));
            Class type = enhancer.createClass();
            URI location = new URI("cglib/");
            context.addClass(location, type.getName(), classBytes, true);
            ClassLoader cl = context.getClassLoader(null);
            Class loadedType = cl.loadClass(type.getName());
            assertTrue(DataSource.class.isAssignableFrom(loadedType));
            assertTrue(type != loadedType);
        } finally {
            recursiveDelete(basedir);
        }
    }

    private void recursiveDelete(File file) {
        if (file.isDirectory()) {
            File[] files = file.listFiles();
            for (int i = 0; i < files.length; i++) {
                recursiveDelete(files[i]);
            }
        }
        file.delete();
    }
}
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